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Algebra & Trigonometry with Analytic Geometry

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter8: Applications Of Trigonometry

Section: Chapter Questions

Problem 4RE

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A vector is described. Express the vector in terms of i and j.
A quarterback releases a football with a speed of 48 feet per second at an
angle of 30° with the horizontal.
V =
(Simplify your answer. Type an exact answer, using radicals as needed. Use
integers or fractions for any numbers in the expression. Type your answer in
the form ai + bj. Rationalize all denominators.)

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Determine the exact magnitude of each vector. Put your answers in simplest radical form. a. =(4, 12) b. = (-6, 8)
Write the vector v in the form ai + bj, given its magnitude is v = 30 and the angle it makes with the positive x-axis is a=240°. V = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression. Type your answer in the form ai + bj.)
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Please type as much as possible of this answer. Thank you
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